Home / 9,021,843.89-12,450,389.38-5,102,186.16

Finding the Fourth Proportional to 9,021,843.89, 12,450,389.38 and 5,102,186.16

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Solution

The fourth proportional to 9,021,843.89, 12,450,389.38 and 5,102,186.16 is: 7,041,155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021,843.89 : 12,450,389.38 = 5,102,186.16 : x
  2. Step 2: Convert to fraction form
    9,021,843.89/12,450,389.38 = 5,102,186.16/x
  3. Step 3: Cross multiply
    9,021,843.89x = 12,450,389.38 × 5,102,186.16
  4. Step 4: Simplify right side
    9,021,843.89x = 63,524,204,381,246.98
  5. Step 5: Solve for x
    x = 63,524,204,381,246.98/9,021,843.89
  6. Step 6: Final answer
    x = 7,041,155.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.